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Diffstat (limited to 'packaging/docker/README.md')
| -rw-r--r-- | packaging/docker/README.md | 26 |
1 files changed, 22 insertions, 4 deletions
diff --git a/packaging/docker/README.md b/packaging/docker/README.md index 6ae299f1d..0bf416cd4 100644 --- a/packaging/docker/README.md +++ b/packaging/docker/README.md @@ -54,10 +54,28 @@ services: ### Docker container names resolution -If you want to have your container names resolved by netdata it needs to have access to docker group. To achive that just add environment variable `PGID=999` to netdata container, where `999` is a docker group id from your host. This number can be found by running: -```bash -grep docker /etc/group | cut -d ':' -f 3 -``` +If you want to have your container names resolved by netdata, you need to do two things: +1) Make netdata user be part of the group that owns the socket. + To achieve that just add environment variable `PGID=[GROUP NUMBER]` to the netdata container, + where `[GROUP NUMBER]` is practically the group id of the group assigned to the docker socket, on your host. + This group number can be found by running the following (if socket group ownership is docker): + ```bash + grep docker /etc/group | cut -d ':' -f 3 + ``` + +2) Change docker socket access level to read/write like so: + from + ``` + /var/run/docker.sock:/var/run/docker.sock:ro + ``` + + change to + ``` + /var/run/docker.sock:/var/run/docker.sock:rw + ``` + +**Important Note**: You should seriously consider the necessity of activating this option, +as it grants to the netdata user access to the privileged socket connection of docker service ### Pass command line options to Netdata |